3860225 has 6 divisors (see below), whose sum is σ = 4786710. Its totient is φ = 3088160.

The previous prime is 3860221. The next prime is 3860231. The reversal of 3860225 is 5220683.

3860225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 53824 + 3806401 = 232^2 + 1951^2 .

It is not a de Polignac number, because 3860225 - 2² = 3860221 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3860194 and 3860203.

It is not an unprimeable number, because it can be changed into a prime (3860221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77180 + ... + 77229.

It is an arithmetic number, because the mean of its divisors is an integer number (797785).

Almost surely, 2^3860225 is an apocalyptic number.

It is an amenable number.

3860225 is a deficient number, since it is larger than the sum of its proper divisors (926485).

3860225 is a wasteful number, since it uses less digits than its factorization.

3860225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154419 (or 154414 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 3860225 is about 1964.7455305968. The cubic root of 3860225 is about 156.8691486842.

The spelling of 3860225 in words is "three million, eight hundred sixty thousand, two hundred twenty-five".